41/85 These curious phenomena were due to refraction, which amounted to 2ｰ 37ｴ at 1.20 p.m.The temperature was 15ｰ below zero Fahr. and we calculated that the refraction was 2ｰ above normal. In other words, the sun was visible 120 miles farther south than the refraction tables gave it any right to be. The navigating officer naturally was aggrieved. He had informed all hands on May 1 that they would not see the sun again for seventy days, and now had to endure the jeers of friends who affected to believe that his observations were inaccurate by a few degrees. |